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Catalina Island Marathon

Avalon, United States • 14 Mar 2026

The Catalina Island Marathon, along with its 10K and 5K distances, takes place in Avalon, California on Catalina Island. The event features the full marathon (26.2 miles), a 10K (6.2 miles), and a 5K (3.1 miles), plus a Kids Run, drawing runners to the island’s scenic trails. It is the oldest trail marathon in the state and serves as California’s State Off-Road Marathon Championship. Runners traverse trails through the Catalina Island Conservancy, enjoying sweeping ocean views, rolling green hills, and rugged coastal scenery. The weekend also offers a Triple Crown challenge, creating a bucket-list, island-running experience with a supportive, island atmosphere. Visit the organization's website for the most recent information.

United States California Avalon

Race information

Website
26 mi
Catalina Island Marathon 26.2 Miles
6 mi
Catalina Island 10k 6.2 Miles
3 mi
Catalina Island 5k 3.1 Miles
Catalina Island Triple Crown Challenge
Kids Run
Visit the organization's website for the most recent information.
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